| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [v-ing] [art] [num ord] [noun] | 492 |
|
| 2 | [prep] [v-ing] [art] [num ord] [noun] | 492 |
|
| 3 | before [v-ing] [art] [adj] [noun] | 436 |
|
| 4 | before [verb] [art] [num ord] [noun] | 32 |
|
| 5 | before [v-ing] [art] [num ord] [noun] | 32 |
|
